code clean #6

Job	Run time
Check Documentation	53s
List directories for parallelizing tests	2s
Check (stable)	11s
Check no_std	32s
Check (nightly)	37s
Check Style	8s
Test (stable)	31s
Test (nightly)	29s
Test assembly	7m 49s
Test (cp6_782/)	10s
Test (mnt4_753/)	10m 33s
Test (mnt6_753/)	21m 3s
Test (./secp256r1)	1m 0s
Test (./ed_on_bn254)	1m 1s
Test (./ed_on_bls12_381_bandersnatch)	1m 8s
Test (./vesta)	1m 19s
Test (./bls12_381)	3m 13s
Test (./ed_on_mnt4_298)	1m 37s
Test (./ed_on_mnt4_753)	3m 0s
Test (./pallas)	1m 4s
Test (./grumpkin)	1m 14s
Test (./bn254)	2m 24s
Test (./secq256k1)	59s
Test (./bw6_767)	3m 29s
Test (./ed_on_cp6_782)	1m 31s
Test (./secp384r1)	1m 18s
Test (./ed_on_bw6_761)	37s
Test (./bls12_377)	3m 32s
Test (./mnt6_298)	2m 18s
Test (./bw6_761)	3m 31s
Test (./curve25519)	1m 14s
Test (./ed25519)	54s
Test (./secp256k1)	1m 2s
Test (./ed_on_bls12_381)	1m 18s
Test (./mnt4_298)	2m 32s
Test (./ed_on_bls12_377)	1m 12s
	1h 25m 25s

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